public void TestPaintTypes()
{
SvgPaint paint;
paint = new SvgPaint("url(rr)");
Assert.AreEqual(SvgPaintType.Uri, paint.PaintType);
paint = new SvgPaint("url(rr) #34ff23");
Assert.AreEqual(SvgPaintType.UriRgbColor, paint.PaintType);
paint = new SvgPaint("url(rr) #34ff23 icc-color(somename)");
Assert.AreEqual(SvgPaintType.UriRgbColorIccColor, paint.PaintType);
paint = new SvgPaint("url(rr) none");
Assert.AreEqual(SvgPaintType.UriNone, paint.PaintType);
paint = new SvgPaint("url(rr) currentColor");
Assert.AreEqual(SvgPaintType.UriCurrentColor, paint.PaintType);
paint = new SvgPaint("currentColor");
Assert.AreEqual(SvgPaintType.CurrentColor, paint.PaintType);
paint = new SvgPaint("none");
Assert.AreEqual(SvgPaintType.None, paint.PaintType);
paint = new SvgPaint("rgb(12%, 23%, 12)");
Assert.AreEqual(SvgPaintType.RgbColor, paint.PaintType);
paint = new SvgPaint("rgb(12%, 23%, 45) icc-color(somename)");
Assert.AreEqual(SvgPaintType.RgbColorIccColor, paint.PaintType);
}
public void TestSetPaint()
{
SvgPaint paint = new SvgPaint("none");
paint.SetPaint(SvgPaintType.Uri, "someuri", null, null);
Assert.AreEqual("someuri", paint.Uri);
Assert.AreEqual("url(someuri)", paint.CssText);
Assert.AreEqual(SvgPaintType.Uri, paint.PaintType);
paint.SetPaint(SvgPaintType.UriCurrentColor, "someuri", null, null);
Assert.AreEqual("someuri", paint.Uri);
Assert.AreEqual("url(someuri) currentColor", paint.CssText);
Assert.AreEqual(SvgPaintType.UriCurrentColor, paint.PaintType);
paint.SetPaint(SvgPaintType.UriNone, "someuri", null, null);
Assert.AreEqual("someuri", paint.Uri);
Assert.AreEqual("url(someuri) none", paint.CssText);
Assert.AreEqual(SvgPaintType.UriNone, paint.PaintType);
paint.SetPaint(SvgPaintType.None, null, null, null);
Assert.AreEqual("none", paint.CssText);
Assert.AreEqual(SvgPaintType.None, paint.PaintType);
paint.SetPaint(SvgPaintType.CurrentColor, null, null, null);
Assert.AreEqual("currentColor", paint.CssText);
Assert.AreEqual(SvgPaintType.CurrentColor, paint.PaintType);
paint.SetPaint(SvgPaintType.UriRgbColor, "someuri", "#ff00ff", null);
Assert.AreEqual("url(someuri) rgb(255,0,255)", paint.CssText);
Assert.AreEqual(SvgPaintType.UriRgbColor, paint.PaintType);
}
private void ParsePaint(string str)
{
bool hasUri = false;
bool hasRgb = false;
bool hasIcc = false;
bool hasNone = false;
bool hasCurrentColor = false;
var comparer = StringComparison.OrdinalIgnoreCase;
str = str.Trim();
if (string.IsNullOrWhiteSpace(str) || str.Equals(CssConstants.ValNone, comparer) ||
str.Equals("transparent", comparer) || str.Equals("null", comparer))
{
hasNone = true;
}
else if (str.Equals("currentColor", comparer))
{
base.ParseColor(str);
hasCurrentColor = true;
}
else if (str.Equals("context-fill", comparer) || str.Equals("contextFill", comparer))
{
_paintType = SvgPaintType.ContextFill;
return;
}
else if (str.Equals("context-stroke", comparer) || str.Equals("contextStroke", comparer))
{
_paintType = SvgPaintType.ContextStroke;
return;
}
else
{
List <string> strList = new List <string>();
while (!string.IsNullOrWhiteSpace(str))
{
if (str.StartsWith("url(", comparer))
{
var endUri = str.IndexOf(')', 4);
strList.Add(str.Substring(0, endUri + 1));
str = str.Substring(endUri + 1).Trim();
}
else if (str.StartsWith("rgb(", comparer))
{
var leftParen = str.IndexOf(')', 4);
strList.Add(str.Substring(0, leftParen + 1));
str = str.Substring(leftParen + 1).Trim();
}
else if (str.StartsWith("rgba(", comparer))
{
var leftParen = str.IndexOf(')', 5);
strList.Add(str.Substring(0, leftParen + 1));
str = str.Substring(leftParen + 1).Trim();
}
else if (str.StartsWith("hsl(", comparer))
{
var leftParen = str.IndexOf(')', 4);
strList.Add(str.Substring(0, leftParen + 1));
str = str.Substring(leftParen + 1).Trim();
}
else if (str.StartsWith("hsla(", comparer))
{
var leftParen = str.IndexOf(')', 5);
strList.Add(str.Substring(0, leftParen + 1));
str = str.Substring(leftParen + 1).Trim();
}
else if (str.StartsWith("#", comparer)) // Otherwise try and parse as colour
{
switch (CountHexDigits(str, 1))
{
// RGB syntax variations
case 3:
strList.Add(str.Substring(0, 4));
str = str.Substring(4).Trim();
break;
case 6:
strList.Add(str.Substring(0, 7));
str = str.Substring(7).Trim();
break;
// RGB transparency variations
case 4:
strList.Add(str.Substring(0, 5));
str = str.Substring(5).Trim();
break;
case 8:
strList.Add(str.Substring(0, 9));
str = str.Substring(9).Trim();
break;
default:
strList.Add(str);
break;
}
}
else
{
strList.Add(str.Trim());
break;
}
}
if (strList.Count > 1)
{
_fallback = new SvgPaint(strList[1]);
this.ParsePaint(strList[0]);
return;
}
else
{
str = strList[0];
if (str.StartsWith("url(", comparer))
{
hasUri = true;
int endUri = str.IndexOf(")", comparer);
_uri = str.Substring(4, endUri - 4);
str = str.Substring(endUri + 1).Trim();
}
if (str.Length > 0)
{
base.ParseColor(str);
hasRgb = true;
hasIcc = (base.ColorType == SvgColorType.RgbColorIccColor);
}
}
}
SetPaintType(hasUri, hasRgb, hasIcc, hasNone, hasCurrentColor);
}
public void TestSetUri()
{
SvgPaint paint = new SvgPaint("none");
paint.SetUri("uri");
Assert.AreEqual("uri", paint.Uri);
Assert.AreEqual(SvgPaintType.Uri, paint.PaintType);
}